/* ============================================
   Base Styles - Theme-Agnostic Structure
   ============================================

   This file contains all structural styles.
   Colors and theme-specific values come from
   the theme file loaded before this one.

   Usage in HTML:
   <link rel="stylesheet" href="css/themes/[theme-name].css">
   <link rel="stylesheet" href="css/base.css">
   ============================================ */

/* ============================================
   Reset & Base Styles
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--heading-weight, 500);
    line-height: 1.2;
    color: var(--color-text);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }

@media (max-width: 768px) {
    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast), text-shadow var(--transition-base);
}

a:hover {
    color: var(--link-hover-color, var(--color-primary-dark));
    text-shadow: var(--link-hover-glow, none);
}

img {
    max-width: 100%;
    height: auto;
}

/* ============================================
   Utility Classes
   ============================================ */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.content-narrow {
    max-width: var(--max-width-narrow);
    margin: 0 auto;
}

/* Hide optional elements when empty */
[data-optional=""],
[data-optional="{{"][data-optional$="}}"],
[data-show-pricing="no"],
[data-hide-if]:not([data-hide-if=""]):not([data-hide-if^="{{"]) {
    display: none !important;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    text-transform: var(--btn-text-transform, none);
    letter-spacing: var(--btn-letter-spacing, 0);
    border: 2px solid transparent;
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

/* Button sweep animation (theme can disable) */
.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--btn-sweep-gradient, linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent));
    transition: left 0.5s ease;
    opacity: var(--btn-sweep-opacity, 1);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background-color: var(--btn-primary-bg);
    color: var(--btn-primary-color);
    border-color: var(--btn-primary-border);
    box-shadow: var(--btn-primary-shadow, none);
    animation: var(--btn-primary-animation, none);
}

.btn-primary:hover {
    background-color: var(--btn-primary-hover-bg);
    border-color: var(--btn-primary-hover-border);
    color: var(--btn-primary-hover-color);
    box-shadow: var(--btn-primary-hover-shadow, none);
}

.btn-secondary {
    background-color: var(--btn-secondary-bg, transparent);
    color: var(--btn-secondary-color);
    border-color: var(--btn-secondary-border);
    box-shadow: var(--btn-secondary-shadow, none);
}

.btn-secondary:hover {
    background-color: var(--btn-secondary-hover-bg);
    color: var(--btn-secondary-hover-color);
    box-shadow: var(--btn-secondary-hover-shadow, none);
}

/* ============================================
   Navigation
   ============================================ */
.nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--nav-bg);
    border-bottom: 1px solid var(--color-border);
    backdrop-filter: var(--nav-backdrop, none);
    -webkit-backdrop-filter: var(--nav-backdrop, none);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-sm) var(--space-md);
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: var(--nav-logo-weight, 500);
    color: var(--color-text);
    letter-spacing: var(--nav-letter-spacing, 0);
    transition: all var(--transition-base);
}

.nav-logo:hover {
    color: var(--color-primary);
    text-shadow: var(--nav-hover-glow, none);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    list-style: none;
}

.nav-menu a {
    color: var(--color-text-light);
    font-weight: 500;
    text-transform: var(--nav-text-transform, none);
    letter-spacing: var(--nav-letter-spacing, 0);
    font-size: var(--nav-font-size, 1rem);
    transition: all var(--transition-base);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--color-primary);
    text-shadow: var(--nav-hover-glow, none);
}

.nav-cta {
    padding: 0.5rem 1.25rem;
    background-color: var(--nav-cta-bg);
    color: var(--nav-cta-color) !important;
    border: var(--nav-cta-border, none);
    border-radius: 4px;
    box-shadow: var(--nav-cta-shadow, none);
    transition: all var(--transition-base);
}

.nav-cta:hover {
    background-color: var(--nav-cta-hover-bg);
    color: var(--nav-cta-hover-color) !important;
    box-shadow: var(--nav-cta-hover-shadow, none);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--nav-toggle-color, var(--color-text));
    box-shadow: var(--nav-toggle-glow, none);
    transition: var(--transition-fast);
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        padding: var(--space-md);
        background-color: var(--nav-bg);
        border-bottom: 1px solid var(--color-border);
        backdrop-filter: var(--nav-backdrop, none);
    }

    .nav-menu.active {
        display: flex;
    }
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    padding: var(--space-2xl) 0;
    background-color: var(--hero-bg, var(--color-background-alt));
    background-image: var(--hero-bg-image, none);
    position: relative;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.hero-grid:not(:has(.hero-image)) {
    grid-template-columns: 1fr;
    text-align: center;
}

.hero-grid:not(:has(.hero-image)) .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
}

.hero-content {
    text-align: left;
}

.hero-grid:not(:has(.hero-image)) .hero-content {
    text-align: center;
}

.hero-title {
    margin-bottom: var(--space-md);
    font-size: 3.5rem;
    line-height: 1.1;
    animation: var(--hero-title-animation, none);
}

.hero-subtitle {
    max-width: 540px;
    margin-bottom: var(--space-lg);
    font-size: 1.25rem;
    color: var(--color-text-light);
}

.hero-image {
    display: flex;
    justify-content: center;
}

.hero-image img {
    width: 100%;
    max-width: 360px;
    border-radius: 8px;
    border: var(--hero-img-border, none);
    box-shadow: var(--hero-img-shadow, 0 8px 30px rgba(0, 0, 0, 0.12));
}

@media (max-width: 768px) {
    .hero {
        padding: var(--space-xl) 0;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        text-align: center;
        order: 2;
    }

    .hero-image {
        order: 1;
    }

    .hero-image img {
        max-width: 240px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
        margin-left: auto;
        margin-right: auto;
    }
}

/* ============================================
   Page Header (interior pages)
   ============================================ */
.page-header {
    padding: var(--space-xl) 0;
    text-align: center;
    background-color: var(--page-header-bg, var(--color-background-alt));
    background-image: var(--page-header-bg-image, none);
}

.page-intro {
    max-width: 640px;
    margin: var(--space-sm) auto 0;
    font-size: 1.125rem;
    color: var(--color-text-light);
}

/* ============================================
   Sections
   ============================================ */
.section {
    padding: var(--space-2xl) 0;
}

.section-title {
    margin-bottom: var(--space-lg);
    text-align: center;
}

.section-title-small {
    margin-bottom: var(--space-md);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    text-align: center;
}

.section-intro {
    max-width: var(--max-width-narrow);
    margin: calc(var(--space-lg) * -1) auto var(--space-lg);
    text-align: center;
    color: var(--color-text-light);
}

.section-cta {
    margin-top: var(--space-xl);
    text-align: center;
}

/* Alternating backgrounds */
.section-problem,
.section-services,
.section-faq,
.section-about-content {
    background-color: var(--color-background);
}

.section-solution,
.section-testimonials,
.section-process {
    background-color: var(--color-background-alt);
}

.section-stats {
    padding: var(--space-xl) 0;
    background: var(--stats-bg);
    border-top: var(--stats-border-top, none);
    border-bottom: var(--stats-border-bottom, none);
    color: var(--stats-color, white);
}

.section-cta-block {
    background-color: var(--color-background-alt);
    background-image: var(--cta-block-bg-image, none);
    text-align: center;
}

/* ============================================
   Stats Grid
   ============================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: var(--stat-number-weight, 500);
    color: var(--stat-number-color, inherit);
    text-shadow: var(--stat-number-glow, none);
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    opacity: 0.9;
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .stat-number {
        font-size: 2.5rem;
    }
}

/* ============================================
   Services Grid
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.service-card {
    padding: var(--space-lg);
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    transition: all var(--transition-base);
    position: relative;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--card-top-border-gradient, transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-card:hover {
    border-color: var(--card-hover-border, var(--card-border));
    box-shadow: var(--card-hover-shadow, 0 4px 20px rgba(0, 0, 0, 0.08));
}

.service-card:hover::before {
    opacity: var(--card-top-border-opacity, 0);
}

.service-card h3 {
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
    transition: text-shadow var(--transition-base);
}

.service-card:hover h3 {
    text-shadow: var(--card-title-hover-glow, none);
}

.service-card p {
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
}

.service-meta {
    display: flex;
    gap: var(--space-md);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--color-border);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

@media (max-width: 992px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Service Detail (services page)
   ============================================ */
.service-detail {
    padding: var(--space-xl) 0;
    border-bottom: 1px solid var(--color-border);
}

.service-detail:last-child {
    border-bottom: none;
}

.service-detail h2 {
    margin-bottom: var(--space-md);
    color: var(--color-primary);
    text-shadow: var(--service-title-glow, none);
}

.service-detail-desc {
    max-width: var(--max-width-narrow);
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.service-detail-meta {
    display: flex;
    gap: var(--space-xl);
    margin-bottom: var(--space-lg);
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.meta-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
}

.meta-value {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-text);
}

/* Service Deliverables */
.service-deliverables {
    margin: var(--space-lg) 0;
    padding: var(--space-lg);
    background-color: var(--deliverables-bg, var(--color-background-alt));
    border: var(--deliverables-border, none);
    border-radius: 8px;
}

.service-deliverables h3 {
    margin-bottom: var(--space-md);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
}

.deliverables-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
}

.deliverables-list li {
    position: relative;
    padding-left: 1.5rem;
    color: var(--color-text);
}

.deliverables-list li::before {
    content: '\2192';
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

@media (max-width: 768px) {
    .deliverables-list {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Process Steps
   ============================================ */
.process-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.process-step {
    text-align: center;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-md);
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: var(--step-number-weight, 500);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    box-shadow: var(--step-number-shadow, none);
    transition: all var(--transition-base);
}

.process-step:hover .step-number {
    box-shadow: var(--step-number-hover-shadow, none);
}

.process-step h3 {
    margin-bottom: var(--space-sm);
}

.process-step p {
    color: var(--color-text-light);
}

@media (max-width: 768px) {
    .process-steps {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Testimonials
   ============================================ */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.testimonial {
    padding: var(--space-lg);
    background-color: var(--testimonial-bg, var(--color-background));
    border: var(--testimonial-border, none);
    border-radius: 8px;
    transition: all var(--transition-base);
}

.testimonial:hover {
    border-color: var(--testimonial-hover-border, transparent);
    box-shadow: var(--testimonial-hover-shadow, none);
}

.testimonial blockquote {
    margin-bottom: var(--space-md);
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-style: italic;
    line-height: 1.6;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.testimonial-author strong {
    color: var(--color-text);
}

.testimonial-author span {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* ============================================
   Client Logos
   ============================================ */
.client-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--space-xl);
}

.client-logos img {
    max-height: 40px;
    filter: var(--logo-filter, grayscale(100%));
    opacity: var(--logo-opacity, 0.6);
    transition: all var(--transition-base);
}

.client-logos img:hover {
    filter: var(--logo-hover-filter, grayscale(0%));
    opacity: 1;
}

/* ============================================
   FAQ
   ============================================ */
.faq-list {
    max-width: var(--max-width-narrow);
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-md) 0;
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: 500;
    text-align: left;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--color-primary);
    text-shadow: var(--faq-icon-glow, none);
    transition: all var(--transition-base);
}

.faq-question:hover::after {
    text-shadow: var(--faq-icon-hover-glow, none);
}

.faq-item.active .faq-question::after {
    content: '\2212';
}

.faq-answer {
    display: none;
    padding-bottom: var(--space-md);
    color: var(--color-text-light);
}

.faq-item.active .faq-answer {
    display: block;
}

/* ============================================
   Newsletter
   ============================================ */
.newsletter-box {
    max-width: var(--max-width-narrow);
    margin: 0 auto;
    padding: var(--space-xl);
    text-align: center;
    background: var(--newsletter-bg);
    border: var(--newsletter-border, none);
    border-radius: 8px;
}

.newsletter-box h2 {
    margin-bottom: var(--space-sm);
}

.newsletter-box p {
    margin-bottom: var(--space-lg);
    color: var(--color-text-light);
}

.newsletter-form {
    display: flex;
    gap: var(--space-sm);
    max-width: 400px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    background-color: var(--input-bg, white);
    color: var(--input-color, var(--color-text));
    border: 1px solid var(--input-border, var(--color-border));
    border-radius: 4px;
    transition: all var(--transition-base);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: var(--input-focus-shadow, none);
}

.newsletter-form input::placeholder {
    color: var(--input-placeholder, var(--color-text-muted));
}

@media (max-width: 480px) {
    .newsletter-form {
        flex-direction: column;
    }
}

/* ============================================
   About Page
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-2xl);
}

.about-block {
    margin-bottom: var(--space-xl);
}

.about-block h2 {
    margin-bottom: var(--space-md);
    font-size: 1.5rem;
}

.about-intro-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
}

.about-block p {
    color: var(--color-text-light);
    margin-bottom: var(--space-sm);
}

.sidebar-box {
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
    background-color: var(--sidebar-bg, var(--color-background-alt));
    border: var(--sidebar-border, none);
    border-radius: 8px;
}

.sidebar-box h3 {
    margin-bottom: var(--space-md);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
}

.credentials-list,
.stats-list,
.connect-list {
    list-style: none;
}

.credentials-list li,
.stats-list li,
.connect-list li {
    padding: var(--space-xs) 0;
    border-bottom: 1px solid var(--color-border);
}

.credentials-list li:last-child,
.stats-list li:last-child,
.connect-list li:last-child {
    border-bottom: none;
}

.stats-list strong {
    color: var(--color-primary);
    text-shadow: var(--stats-list-glow, none);
}

@media (max-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Contact Page
   ============================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-2xl);
}

.booking-embed {
    margin-top: var(--space-lg);
    border-radius: 8px;
    overflow: hidden;
}

.contact-form {
    margin-top: var(--space-lg);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-xs);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    background-color: var(--input-bg, white);
    color: var(--input-color, var(--color-text));
    border: 1px solid var(--input-border, var(--color-border));
    border-radius: 4px;
    transition: all var(--transition-base);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--input-placeholder, var(--color-text-muted));
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: var(--input-focus-shadow, none);
}

.contact-info-box {
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
    background-color: var(--sidebar-bg, var(--color-background-alt));
    border: var(--sidebar-border, none);
    border-radius: 8px;
}

.contact-info-box h3 {
    margin-bottom: var(--space-md);
    font-size: 1rem;
    font-weight: 600;
}

.contact-details {
    list-style: none;
}

.contact-details li {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.contact-details li:last-child {
    border-bottom: none;
}

.contact-details strong {
    display: block;
    margin-bottom: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
}

.social-links-list {
    list-style: none;
}

.social-links-list li {
    padding: var(--space-xs) 0;
}

.expect-list {
    padding-left: var(--space-md);
}

.expect-list li {
    padding: var(--space-xs) 0;
    color: var(--color-text-light);
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: var(--space-2xl) 0 var(--space-lg);
    background-color: var(--footer-bg);
    background-image: var(--footer-bg-image, none);
    color: var(--footer-color);
    border-top: var(--footer-border-top, none);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--footer-divider);
}

.footer-logo {
    display: block;
    margin-bottom: var(--space-sm);
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: var(--footer-logo-weight, 500);
    color: var(--footer-color);
    letter-spacing: var(--nav-letter-spacing, 0);
    transition: all var(--transition-base);
}

.footer-logo:hover {
    color: var(--color-primary);
    text-shadow: var(--nav-hover-glow, none);
}

.footer-brand p {
    color: var(--footer-muted);
    font-size: 0.875rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    color: var(--footer-link);
    font-size: 0.875rem;
    transition: all var(--transition-base);
}

.footer-links a:hover {
    color: var(--color-primary);
    text-shadow: var(--nav-hover-glow, none);
}

.footer-social {
    display: flex;
    gap: var(--space-sm);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--footer-link);
    border: var(--social-link-border, none);
    border-radius: 50%;
    transition: all var(--transition-base);
}

.social-link:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    background-color: var(--social-link-hover-bg, rgba(255, 255, 255, 0.1));
    box-shadow: var(--social-link-hover-shadow, none);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    padding-top: var(--space-lg);
    font-size: 0.875rem;
    color: var(--footer-muted);
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-social {
        justify-content: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }
}

/* ============================================
   Theme-Specific Overrides (via CSS variables)
   ============================================ */

/* Selection styling */
::selection {
    background-color: var(--selection-bg, rgba(26, 54, 93, 0.3));
    color: var(--selection-color, var(--color-text));
}

::-moz-selection {
    background-color: var(--selection-bg, rgba(26, 54, 93, 0.3));
    color: var(--selection-color, var(--color-text));
}

/* Custom scrollbar (webkit) */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--scrollbar-track, var(--color-background));
}

::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb, var(--color-primary));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--scrollbar-thumb-hover, var(--color-secondary));
}

/* Firefox scrollbar */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--scrollbar-thumb, var(--color-primary)) var(--scrollbar-track, var(--color-background));
}